<!doctype html>
<html lang="en">

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
    <title>海量点</title>
    <link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" />
    <style>
        html,
        body,
        #container {
            height: 100%;
            width: 100%;
        }

        .input-card .btn {
            margin-right: 1.2rem;
            width: 9rem;
        }

        .input-card .btn:last-child {
            margin-right: 0;
        }
    </style>
</head>

<body>
    <div id="container" class="map" tabindex="0"></div>
    <div class="input-card">
        <h4>海量点效果切换</h4>
        <div class="input-item">
            <input type="button" class="btn" value="单一图标" onclick='setStyle(0)' />
            <input type="button" class="btn" value="多个图标" onclick='setStyle(1)' />
        </div>
    </div>
    <script type="text/javascript" src='https://a.amap.com/jsapi_demos/static/citys.js'></script>
    <script type="text/javascript"
        src="https://webapi.amap.com/maps?v=1.4.15&key=2117aeb766c99a2763b91b68ce2530e8"></script>
    <script type="text/javascript">
        var map = new AMap.Map('container', {
            zoom: 5,
            center: [102.342785, 35.312316]
        });

        var style = [{
            url: 'https://a.amap.com/jsapi_demos/static/images/mass0.png',
            anchor: new AMap.Pixel(6, 6),
            size: new AMap.Size(11, 11)
        }, {
            url: 'https://a.amap.com/jsapi_demos/static/images/mass1.png',
            anchor: new AMap.Pixel(4, 4),
            size: new AMap.Size(7, 7)
        }, {
            url: 'https://a.amap.com/jsapi_demos/static/images/mass2.png',
            anchor: new AMap.Pixel(3, 3),
            size: new AMap.Size(5, 5)
        }
        ];

        var mass = new AMap.MassMarks(citys, {
            opacity: 0.8,
            zIndex: 111,
            cursor: 'pointer',
            style: style,
        });

        // var marker = new AMap.Marker({ content: ' ', map: map });

        // mass.on('mouseover', function (e) {

        //     marker.setPosition(e.data.lnglat);
        //     marker.setLabel({ content: e.data.name })
        // });

        mass.setMap(map);

        function setStyle(multiIcon) {
            if (multiIcon) {
                mass.setStyle(style);
            } else {
                mass.setStyle(style[2]);
            }
        }
    </script>
</body>

</html>